Application of torreya essential oil in mosquito repellent

A technology for mosquito repellent and essential oil, applied in the field of comprehensive utilization of agricultural and forestry products, can solve the problems such as the mosquito repellent effect of the essential oil of Torreya tree has not been seen, and achieve the effect of wide application range

Inactive Publication Date: 2010-04-07
ZHEJIANG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

So far, there is no research report on the mos

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0022] Example 1. A kind of mosquito repellent liquid of torreya essential oil

[0023] The essential oil of torreya, mineral oil, and absolute ethanol are mixed into a solution at a mass ratio of 1:2:2 to obtain a mosquito repellent with a mass fraction of the essential oil of torreya 20%.

[0024] Evenly apply this kind of mosquito repellent to the exposed skin of arms, etc., which can effectively prevent mosquitoes for 4-5 hours.

Example Embodiment

[0025] Example 2. A natural herbal mosquito repellent

[0026] First mix ethanol, torreya essential oil, lemon eucalyptus oil, citronella oil and glycerin into a solution, then add water and mix to obtain a natural herbal mosquito repellent; ethanol, torreya essential oil, lemon eucalyptus oil, citronella oil The mass concentrations of glycerol and glycerin in the natural herbal mosquito repellent are 42-48%, 5-7%, 0.3-0.8%, 0.1-0.25%, 0.6-0.9%, respectively.

[0027] This mosquito repellent can be directly applied to the skin, and the effective time can reach 3-4 hours. Play a synergistic effect, so that torreya essential oil can still play a good mosquito repellent effect under the premise of lower content.

Example Embodiment

[0028] Example 3. A kind of mosquito repellent patch for torreya essential oil

[0029] Mix the essential oil of torreya tree and phenolic resin at a mass ratio of 1:4, stir at 80℃ for 10 hours to make an extract, and then apply the extract on one side of the non-woven fabric with a coating thickness of 0.1-0.2mm, non-woven fabric The other side is pasted with the PET film with hot melt adhesive, the PET film is coated with a sticker, and finally a release paper protective layer is pasted.

[0030] When using, remove the protective paper and stick the mosquito repellent stickers on the surface of furniture, clothing, etc., close to the human body. The effective anti-mosquito time of this mosquito repellent patch is 5-6h, after which the effect will decrease with time.

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PUM

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Abstract

The invention discloses application of torreya essential oil in a mosquito repellent. The torreya essential oil is extracted from aril of torreya. The mosquito repellent prepared from the torreya essential oil has the characteristics of good mosquito repelling effect and environmental protection.

Description

technical field [0001] The invention relates to the use of torreya essential oil extracted from torreya aril as a raw material in mosquito repelling products, and belongs to the technical field of comprehensive utilization of agricultural and forestry products. Background technique [0002] Torreya grandis (Torreya grandis) is a gymnosperm plant, belonging to the genus Torreya (Taxaceae) in the pine fir class, the genus Torreya, an evergreen tree, and is a unique economic tree species in my country. During seed development, the receptacle of the ovule enlarges and develops into a fleshy aril. Its seeds are drupe-shaped, and are customarily called fruit or species of cattail. Wherein Torreya grandisvar. merriii is a cultivated species of Torreya grandis var. merriii, and its seeds have been eaten as treasures in dried fruits for thousands of years. Torreya aril accounts for about 50-60% of the fresh weight of the seeds. After the torreya fruit is harvested, it is stacked an...

Claims

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Application Information

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IPC IPC(8): A01N65/06A01P17/00
CPCY02A50/30
Inventor 牛丽影张英吴晓琴鲍建锋
Owner ZHEJIANG UNIV
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